Question

Which of the following are the x-intercepts on the graph of the function shown below?

f(x)=2(x+1)(x-2)
More than one answer


A. 2
B. -1
C. -4
D. -2
Which of the following are the x-intercepts on the graph of the function shown below?

f(x)=2(x+1)(x-2)
More than one answer


A. 2
B. -1
C. -4
D. -2
@Mathematics

Answer 1

f(x)=2(x+1)(x-2)


0=2(x+1)(x-2)


2(x+1)(x-2)=0


x+1=0 or x-2=0


x=-1 or x=2

Answer 2

So the answers are choices A and B

Answer 3

A and B